/* Steam-Style CSS */
:root {
    --steam-dark: #1b2838;
    --steam-darker: #16202d;
    --steam-darkest: #0e1621;
    --steam-blue: #66c0f4;
    --steam-blue-hover: #4a9eff;
    --steam-blue-dark: #417a9b;
    --steam-text: #c7d5e0;
    --steam-text-light: #ffffff;
    --steam-text-muted: #8f98a0;
    --steam-border: #2a475e;
    --steam-card-bg: #1e2329;
    --steam-card-hover: #2a475e;
    --steam-success: #5c7e10;
    --steam-warning: #b8860b;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Motiva Sans", "Segoe UI", Arial, sans-serif;
    background: linear-gradient(135deg, var(--steam-darkest) 0%, var(--steam-darker) 50%, var(--steam-dark) 100%);
    color: var(--steam-text);
    min-height: 100vh;
    line-height: 1.6;
}

/* Navigation Bar */
.navbar {
    background: linear-gradient(90deg, var(--steam-darkest) 0%, var(--steam-darker) 100%);
    border-bottom: 1px solid var(--steam-border);
    padding: 0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
}

.nav-logo {
    font-size: 24px;
    font-weight: bold;
    color: var(--steam-blue);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-logo:hover {
    color: var(--steam-blue-hover);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.nav-link {
    color: var(--steam-text);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 3px;
    transition: all 0.2s;
    font-size: 14px;
    white-space: nowrap;
}

.nav-link:hover {
    background: var(--steam-card-hover);
    color: var(--steam-blue);
}

.nav-link.active {
    background: var(--steam-blue-dark);
    color: var(--steam-text-light);
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: 20px;
}

.user-email {
    color: var(--steam-text-muted);
    font-size: 13px;
}

.btn {
    padding: 8px 20px;
    border: none;
    border-radius: 2px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, var(--steam-blue) 0%, var(--steam-blue-dark) 100%);
    color: var(--steam-text-light);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--steam-blue-hover) 0%, var(--steam-blue) 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(102, 192, 244, 0.3);
}

.btn-secondary {
    background: var(--steam-card-bg);
    color: var(--steam-text);
    border: 1px solid var(--steam-border);
}

.btn-secondary:hover {
    background: var(--steam-card-hover);
    border-color: var(--steam-blue);
}

.btn-small {
    padding: 6px 12px;
    font-size: 12px;
}

/* Main Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 30px 20px;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 60px 20px;
    background: linear-gradient(135deg, rgba(102, 192, 244, 0.1) 0%, rgba(26, 32, 45, 0.3) 100%);
    border-radius: 8px;
    margin-bottom: 40px;
}

.hero h1 {
    font-size: 48px;
    color: var(--steam-text-light);
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.hero p {
    font-size: 18px;
    color: var(--steam-text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* Cards */
.card {
    background: var(--steam-card-bg);
    border: 1px solid var(--steam-border);
    border-radius: 4px;
    padding: 20px;
    margin-bottom: 20px;
    transition: all 0.3s;
}

.card:hover {
    border-color: var(--steam-blue);
    box-shadow: 0 4px 12px rgba(102, 192, 244, 0.2);
    transform: translateY(-2px);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--steam-border);
}

.card-title {
    font-size: 20px;
    color: var(--steam-text-light);
    font-weight: 600;
}

/* Game Cards */
.game-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.game-card {
    background: var(--steam-card-bg);
    border: 1px solid var(--steam-border);
    border-radius: 4px;
    overflow: hidden;
    transition: all 0.3s;
    cursor: pointer;
}

.game-card:hover {
    border-color: var(--steam-blue);
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
}

.game-image {
    width: 100%;
    height: 120px;
    background: linear-gradient(135deg, var(--steam-darker) 0%, var(--steam-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--steam-text-muted);
    font-size: 14px;
}

.game-info {
    padding: 15px;
}

.game-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--steam-text-light);
    margin-bottom: 8px;
    line-height: 1.3;
}

.game-title a {
    color: var(--steam-text-light);
    text-decoration: none;
}

.game-title a:hover {
    color: var(--steam-blue);
}

.game-meta {
    font-size: 12px;
    color: var(--steam-text-muted);
    margin-top: 8px;
}

.game-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 10px;
}

.tag {
    background: var(--steam-darker);
    color: var(--steam-text);
    padding: 4px 8px;
    border-radius: 2px;
    font-size: 11px;
    text-decoration: none;
    border: 1px solid var(--steam-border);
}

.tag:hover {
    background: var(--steam-blue-dark);
    border-color: var(--steam-blue);
    color: var(--steam-text-light);
}

/* Forms */
.form-container {
    max-width: 500px;
    margin: 40px auto;
    background: var(--steam-card-bg);
    border: 1px solid var(--steam-border);
    border-radius: 4px;
    padding: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    color: var(--steam-text-light);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    padding: 10px 12px;
    background: var(--steam-darker);
    border: 1px solid var(--steam-border);
    border-radius: 2px;
    color: var(--steam-text-light);
    font-size: 14px;
    font-family: inherit;
    transition: all 0.2s;
}

.form-input:focus {
    outline: none;
    border-color: var(--steam-blue);
    background: var(--steam-dark);
    box-shadow: 0 0 0 3px rgba(102, 192, 244, 0.1);
}

.form-input::placeholder {
    color: var(--steam-text-muted);
}

.form-submit {
    width: 100%;
    margin-top: 10px;
}

/* Lists */
.recommendation-list {
    list-style: none;
    padding: 0;
}

.recommendation-item {
    background: var(--steam-card-bg);
    border: 1px solid var(--steam-border);
    border-radius: 4px;
    padding: 20px;
    margin-bottom: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s;
}

.recommendation-item:hover {
    border-color: var(--steam-blue);
    background: var(--steam-card-hover);
}

.recommendation-content {
    flex: 1;
}

.recommendation-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--steam-text-light);
    margin-bottom: 8px;
}

.recommendation-title a {
    color: var(--steam-text-light);
    text-decoration: none;
}

.recommendation-title a:hover {
    color: var(--steam-blue);
}

.recommendation-meta {
    font-size: 13px;
    color: var(--steam-text-muted);
    margin-top: 5px;
}

.recommendation-score {
    color: var(--steam-blue);
    font-weight: 600;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    color: var(--steam-text-light);
    margin-bottom: 15px;
}

h1 {
    font-size: 32px;
}

h2 {
    font-size: 24px;
}

h3 {
    font-size: 20px;
}

p {
    margin-bottom: 15px;
    color: var(--steam-text);
}

a {
    color: var(--steam-blue);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--steam-blue-hover);
}

/* Alerts/Messages */
.alert {
    padding: 12px 16px;
    border-radius: 4px;
    margin-bottom: 20px;
    border-left: 4px solid;
}

.alert-success {
    background: rgba(92, 126, 16, 0.2);
    border-color: var(--steam-success);
    color: #a8d373;
}

.alert-error {
    background: rgba(184, 71, 71, 0.2);
    border-color: #b84747;
    color: #ff6b6b;
}

.alert-info {
    background: rgba(102, 192, 244, 0.2);
    border-color: var(--steam-blue);
    color: var(--steam-blue);
}

/* Utilities */
.text-center {
    text-align: center;
}

.text-muted {
    color: var(--steam-text-muted);
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

.inline-form {
    display: inline;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 15px;
    }

    .nav-links {
        flex-direction: column;
        width: 100%;
    }

    .nav-link {
        width: 100%;
        text-align: center;
    }

    .game-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 15px;
    }

    .hero h1 {
        font-size: 32px;
    }

    .container {
        padding: 20px 15px;
    }
}